28 lines
886 B
Java
28 lines
886 B
Java
package it.cavallium.dbengine.lucene.analyzer;
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import it.cavallium.dbengine.lucene.LuceneUtils;
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import org.apache.lucene.analysis.Analyzer;
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import org.apache.lucene.analysis.TokenStream;
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import org.apache.lucene.analysis.Tokenizer;
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import org.apache.lucene.analysis.core.KeywordTokenizer;
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import org.apache.lucene.analysis.ngram.NGramTokenFilter;
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import org.apache.lucene.analysis.ngram.NGramTokenizer;
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import org.apache.lucene.analysis.standard.StandardTokenizer;
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public class NCharGramAnalyzer extends Analyzer {
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private final int minGram;
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private final int maxGram;
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public NCharGramAnalyzer(int minGram, int maxGram) {
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this.minGram = minGram;
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this.maxGram = maxGram;
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}
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@Override
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protected TokenStreamComponents createComponents(final String fieldName) {
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Tokenizer tokenizer = new NGramTokenizer(minGram, maxGram);
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return new TokenStreamComponents(tokenizer);
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}
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}
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